Pistol fires a 9 mm diameter round that has a mass of 8 gr. The standard muzzle velocity is 360 m/s. The
barrel is 12.7 cm long. How long does the bullet take (in seconds) to travel through the barrel
after it is fired?

The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared

An object's buoyant force and weight mean the same thing. a. trueb. false

Which governments provide garbage collection services to homes and businesses